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high temperature cable

5 Min Read
FLEXIFESTOON® SPECIAL NE-FLAT: Advanced High-Temperature Flat Cable for Steel Mills, Petrochemical Plants, Renewable Energy Systems, and Extreme-Environment Industrial Control Feichun's revolutionary FLEXIFESTOON® SPECIAL NE-FLAT high-temperature cable platform delivers extreme thermal resilience (+135°C continuous flexible application with GAALTHERM® 533 insulation, or +90°C with XLPE), combined with halogen-free environmental compliance, 50 Mrad radiation hardening, and ultra-flexible parallel-core architecture enabling deployment in the world's most thermally demanding industrial environments—steel production, petrochemical processing, renewable energy infrastructure, and advanced thermal management systems.
Technical Department
on13/05/2026

FLEXIFESTOON® SPECIAL NE-FLAT

FLEXIFESTOON® SPECIAL NE-FLAT: Advanced High-Temperature Flat Cable for Steel Mills, Petrochemical Plants, Renewable Energy Systems, and Extreme-Environment Industrial Control Feichun’s revolutionary FLEXIFESTOON® SPECIAL NE-FLAT high-temperature cable platform delivers extreme thermal resilience (+135°C continuous flexible application with GAALTHERM® 533 insulation, or +90°C with XLPE), combined with halogen-free environmental compliance, 50 Mrad radiation hardening, and ultra-flexible parallel-core architecture enabling deployment in the world’s most thermally demanding industrial environments—steel production, petrochemical processing, renewable energy infrastructure, and advanced thermal management systems.
11 Min Read
Feichun FLEXIFESTOON® SPECIAL NE-FLAT Extreme-Temperature Rubber Flat Cables: Dual-Compound High-Temperature Festoon Systems (GAALTHERM® 533 −40 to +135°C Fixed / −25 to +125°C Flexible; XLPE −20 to +90°C, Halogen-Free Low-Smoke Design, 50 Mrad Radiation-Resistant, 10×D Extremely Small Bending Radius, Enhanced 25 N/mm² Tensile Strength, 70+ Product Configurations 4–24 Cores, 1.5–150 mm² Conductor Range, DIN VDE 0482/0267, IEC 60502, RoHS/CE Compliant): Comprehensive Technical Analysis Integrating Thermal Degradation Kinetics, High-Temperature Polymer Chemistry, Thermal Cycling Fatigue Engineering & Extreme-Climate Industrial Application Selection Industrial metallurgical operations—steel mills, aluminum foundries, glass manufacturing, automotive welding infrastructure—generate sustained thermal environments reaching 100–130 °C ambient temperature near furnace enclosures, control cabinets, and robotic systems, imposing continuous thermal stress on control cables far exceeding standard industrial ratings. Simultaneously, halogen-free material requirements mandated by fire safety codes (EN 50267, DIN VDE 0482-267) impose severe restrictions on polymer chemistry—standard flame-retardant additives (bromine, chlorine compounds) are prohibited, forcing cable designers to engineer alternative fire barriers using mineral fillers, phosphorus compounds, and specialty elastomer architectures. FLEXIFESTOON® SPECIAL NE-FLAT represents an advanced thermal-engineering platform delivering dual-compound material options optimized across the complete extreme-temperature spectrum: GAALTHERM® 533 (proprietary high-temperature elastomer platform rated −40 / +135°C fixed laying, −25 / +125°C flexible applications—delivering 35–45 °C temperature-rating advantage over standard industrial cables) and XLPE alternative (standard-temperature option maintaining conventional −20 / +90°C ratings at reduced material cost)—coupled with halogen-free low-smoke formulation per DIN VDE 0482-267 ensuring < 50% light transmittance (PEMS < 50%) and < 8 wt% HCl equivalent corrosive gas release during decomposition, 50 Mrad cumulative radiation tolerance (nuclear-grade specification), 10×D extremely small dynamic bend radius optimization, enhanced 25 N/mm² tensile strength enabling mechanical stress withstand under thermal contraction/expansion cycling, and comprehensive 70+ SKU portfolio spanning 4–24 core configurations and 1.5–150 mm² conductor sizes—providing thermal system designers with an unprecedented portfolio for mission-critical high-temperature automation and extreme-climate industrial applications.
Technical Department
on28/04/2026

FLEXIFESTOON® SPECIAL NE-FLAT

Feichun FLEXIFESTOON® SPECIAL NE-FLAT Extreme-Temperature Rubber Flat Cables: Dual-Compound High-Temperature Festoon Systems (GAALTHERM® 533 −40 to +135°C Fixed / −25 to +125°C Flexible; XLPE −20 to +90°C, Halogen-Free Low-Smoke Design, 50 Mrad Radiation-Resistant, 10×D Extremely Small Bending Radius, Enhanced 25 N/mm² Tensile Strength, 70+ Product Configurations 4–24 Cores, 1.5–150 mm² Conductor Range, DIN VDE 0482/0267, IEC 60502, RoHS/CE Compliant): Comprehensive Technical Analysis Integrating Thermal Degradation Kinetics, High-Temperature Polymer Chemistry, Thermal Cycling Fatigue Engineering & Extreme-Climate Industrial Application Selection Industrial metallurgical operations—steel mills, aluminum foundries, glass manufacturing, automotive welding infrastructure—generate sustained thermal environments reaching 100–130 °C ambient temperature near furnace enclosures, control cabinets, and robotic systems, imposing continuous thermal stress on control cables far exceeding standard industrial ratings. Simultaneously, halogen-free material requirements mandated by fire safety codes (EN 50267, DIN VDE 0482-267) impose severe restrictions on polymer chemistry—standard flame-retardant additives (bromine, chlorine compounds) are prohibited, forcing cable designers to engineer alternative fire barriers using mineral fillers, phosphorus compounds, and specialty elastomer architectures. FLEXIFESTOON® SPECIAL NE-FLAT represents an advanced thermal-engineering platform delivering dual-compound material options optimized across the complete extreme-temperature spectrum: GAALTHERM® 533 (proprietary high-temperature elastomer platform rated −40 / +135°C fixed laying, −25 / +125°C flexible applications—delivering 35–45 °C temperature-rating advantage over standard industrial cables) and XLPE alternative (standard-temperature option maintaining conventional −20 / +90°C ratings at reduced material cost)—coupled with halogen-free low-smoke formulation per DIN VDE 0482-267 ensuring < 50% light transmittance (PEMS < 50%) and < 8 wt% HCl equivalent corrosive gas release during decomposition, 50 Mrad cumulative radiation tolerance (nuclear-grade specification), 10×D extremely small dynamic bend radius optimization, enhanced 25 N/mm² tensile strength enabling mechanical stress withstand under thermal contraction/expansion cycling, and comprehensive 70+ SKU portfolio spanning 4–24 core configurations and 1.5–150 mm² conductor sizes—providing thermal system designers with an unprecedented portfolio for mission-critical high-temperature automation and extreme-climate industrial applications.
13 Min Read
Ethylene Propylene Rubber (EPR) insulated cables represent the professional approach to flexible electrical distribution—cables engineered to accommodate dynamic deployment, repetitive coiling/uncoiling, temperature variation, and mechanical stress inherent in portable and industrial equipment applications. Unlike fixed-installation cables optimized for stationary performance, EPR cables balance electrical performance, mechanical flexibility, environmental durability, and cost-effectiveness required for equipment requiring frequent relocation or deployment flexibility. Fundamental Design Philosophy: EPR cables employ elastomeric insulation material (ethylene propylene rubber) selected specifically for flexibility maintenance across wide temperature range. This material provides sustained flexibility even at cold temperatures (−40°C minimum), maintains electrical properties across elevated temperature range (continuous operation to +100°C), and demonstrates superior resistance to ozone, UV radiation, and environmental contamination characteristic of portable equipment deployment. Conductor Architecture for Flexibility: Rather than single-strand conductors (rigid, prone to breaking under flex stress), EPR cables employ multi-strand conductor design—typically 7, 19, 37, or 61 individual wires woven together. This multi-strand architecture enables smooth bending without conductor fracture, distributes mechanical stress across multiple strands preventing single-point failure, and maintains consistent electrical performance through tens of thousands of flex cycles. Voltage Rating & Safety Margin: Standard 0.6/1KV rating provides nominal 600V operating margin with 1000V safety ceiling—appropriate for most industrial equipment, portable power systems, and temporary installations. The dual rating nomenclature indicates 0.6KV continuous operating voltage with 1KV maximum transient voltage tolerance, providing balanced safety margin against impulse transients and surge events.
Technical Department
on14/04/2026

Ethylene Propylene Rubber (EPR) Insulated Cable Family

Ethylene Propylene Rubber (EPR) insulated cables represent the professional approach to flexible electrical distribution—cables engineered to accommodate dynamic deployment, repetitive coiling/uncoiling, temperature variation, and mechanical stress inherent in portable and industrial equipment applications. Unlike fixed-installation cables optimized for stationary performance, EPR cables balance electrical performance, mechanical flexibility, environmental durability, and cost-effectiveness required for equipment requiring frequent relocation or deployment flexibility. Fundamental Design Philosophy: EPR cables employ elastomeric insulation material (ethylene propylene rubber) selected specifically for flexibility maintenance across wide temperature range. This material provides sustained flexibility even at cold temperatures (−40°C minimum), maintains electrical properties across elevated temperature range (continuous operation to +100°C), and demonstrates superior resistance to ozone, UV radiation, and environmental contamination characteristic of portable equipment deployment. Conductor Architecture for Flexibility: Rather than single-strand conductors (rigid, prone to breaking under flex stress), EPR cables employ multi-strand conductor design—typically 7, 19, 37, or 61 individual wires woven together. This multi-strand architecture enables smooth bending without conductor fracture, distributes mechanical stress across multiple strands preventing single-point failure, and maintains consistent electrical performance through tens of thousands of flex cycles. Voltage Rating & Safety Margin: Standard 0.6/1KV rating provides nominal 600V operating margin with 1000V safety ceiling—appropriate for most industrial equipment, portable power systems, and temporary installations. The dual rating nomenclature indicates 0.6KV continuous operating voltage with 1KV maximum transient voltage tolerance, providing balanced safety margin against impulse transients and surge events.
22 Min Read
For cables deployed in the extreme radiant heat environment near steel mill slag transfer cars, where surface temperatures frequently reach 120°C to 150°C and occasionally exceed 160°C, the LAPP ÖLFLEX HEAT 180 silicone cable is substantially better suited than the standard (N)GRXGöu rubber cable, provided appropriate thermal monitoring and distance spacing are maintained. The LAPP ÖLFLEX HEAT 180, with its continuous operating temperature rating of 180°C (short-term to 200°C), provides a practical safety margin that allows reliable operation even when cable surface temperatures approach 150°C, whereas the (N)GRXGöu, rated for 90°C continuous operation (or 120°C for specialized high-temperature variants), begins to experience unacceptable material degradation at surface temperatures above 100°C to 110°C. However, the critical distinction that engineers often overlook is that a cable rated for 180°C continuous operation is not automatically safe when placed near a radiant heat source at 150°C surface temperature. The actual service life and reliability depend on multiple factors beyond the simple temperature comparison: the duration of exposure, whether the radiant heat exposure is continuous or intermittent, thermal cycling between high and low temperatures, the specific material composition and thermal cycling resistance of the insulation, cable routing distance from the heat source, and implementation of heat shielding or protective conduit. In actual steel mill deployments at integrated steelworks and open-hearth facilities, cables properly routed with 1 to 2 meters clearance from slag cars and protected with ceramic or reflective heat shielding can achieve 3 to 5 years of reliable service using LAPP ÖLFLEX HEAT 180, compared to approximately 6 to 12 months of acceptable service for standard (N)GRXGöu in the same thermal environment. The premium cost of LAPP ÖLFLEX HEAT 180—typically 40 to 60 percent higher than standard (N)GRXGöu—is economically justified in steel mill applications primarily because the extended service life and reduced replacement frequency far outweigh the higher initial cable cost, and secondarily because unplanned cable failures in integrated steelworks can cause production shutdowns costing tens of thousands of euros per hour.
Technical Department
on28/02/2026

High-Temperature Cable Selection: Can (N)GRXGöu or LAPP ÖLFLEX HEAT 180 Survive Radiant Heat Near Steel Mill Slag Transfer Cars?

For cables deployed in the extreme radiant heat environment near steel mill slag transfer cars, where surface temperatures frequently reach 120°C to 150°C and occasionally exceed 160°C, the LAPP ÖLFLEX HEAT 180 silicone cable is substantially better suited than the standard (N)GRXGöu rubber cable, provided appropriate thermal monitoring and distance spacing are maintained. The LAPP ÖLFLEX HEAT 180, with its continuous operating temperature rating of 180°C (short-term to 200°C), provides a practical safety margin that allows reliable operation even when cable surface temperatures approach 150°C, whereas the (N)GRXGöu, rated for 90°C continuous operation (or 120°C for specialized high-temperature variants), begins to experience unacceptable material degradation at surface temperatures above 100°C to 110°C. However, the critical distinction that engineers often overlook is that a cable rated for 180°C continuous operation is not automatically safe when placed near a radiant heat source at 150°C surface temperature. The actual service life and reliability depend on multiple factors beyond the simple temperature comparison: the duration of exposure, whether the radiant heat exposure is continuous or intermittent, thermal cycling between high and low temperatures, the specific material composition and thermal cycling resistance of the insulation, cable routing distance from the heat source, and implementation of heat shielding or protective conduit. In actual steel mill deployments at integrated steelworks and open-hearth facilities, cables properly routed with 1 to 2 meters clearance from slag cars and protected with ceramic or reflective heat shielding can achieve 3 to 5 years of reliable service using LAPP ÖLFLEX HEAT 180, compared to approximately 6 to 12 months of acceptable service for standard (N)GRXGöu in the same thermal environment. The premium cost of LAPP ÖLFLEX HEAT 180—typically 40 to 60 percent higher than standard (N)GRXGöu—is economically justified in steel mill applications primarily because the extended service life and reduced replacement frequency far outweigh the higher initial cable cost, and secondarily because unplanned cable failures in integrated steelworks can cause production shutdowns costing tens of thousands of euros per hour.
4 Min Read
The VDE (Verband der Elektrotechnik) designation system is widely adopted across Europe for identifying cable properties and specifications. According to the DIN VDE 0292 standard, type designation codes provide systematic identification of cable characteristics including conductor material, insulation type, and structural features. (VDE命名系统在欧洲广泛采用，用于标识电缆特性和规格。根据DIN VDE 0292标准，型号代码系统性地标识电缆特性，包括导体材料、绝缘类型和结构特征。)
Technical Department
on22/01/2026

VDE Cable Designation: Understanding “G”, “2G”, and “3G” Insulation Material Codes

The VDE (Verband der Elektrotechnik) designation system is widely adopted across Europe for identifying cable properties and specifications. According to the DIN VDE 0292 standard, type designation codes provide systematic identification of cable characteristics including conductor material, insulation type, and structural features. (VDE命名系统在欧洲广泛采用，用于标识电缆特性和规格。根据DIN VDE 0292标准，型号代码系统性地标识电缆特性，包括导体材料、绝缘类型和结构特征。)
7 Min Read
Harmonised Cables, commonly known as HAR cables, conform to harmonisation documents set out by CENELEC (Comité Européen de Normalisation Électrotechnique), the European Committee for Electrotechnical Standardisation. HAR cables have a single system of designation code used across all European member states, meeting the norms set out in harmonisation documents HD 361 and DIN VDE 0292. This unified coding system eliminates confusion and facilitates trade between the 33 member and 14 affiliate countries of CENELEC.
Technical Department
on04/01/2026

What are Harmonised Cables (HAR Cables)?

H07RN-F, H07BN4-F, H07ZZ-F, H05RR-F, H01N2-E, H01N2-D, H07V-R, H07V-U, H07Z-R, H07V-K, H05VV-F, H03VV-F, H05VVH6-F, H07Z-K, H05Z-K, H05Z1Z1-F, H07RN-F, H07RN-F cable, H07BN4-F, H07BN4-F cable, 6381TQ, H07ZZ-F, H05BN4-F, H05RR-F, 318-TRS, H05GG-F, H05RNH-F, H05RN-F, H07RN-8-F, H03RR-F, rubber flexible cable, neoprene cable, EPR cable, HOFR cable
5 Min Read
SINGLE CORE represents an advanced low smoke zero halogen (LSZH) power cable engineered by Anhui Feichun Special Cable Co., Ltd. for demanding industrial applications where fire safety, thermal performance, and electrical reliability are paramount. This cable series is manufactured in full compliance with Australian and New Zealand standards
Technical Department
on08/12/2025

What is ENVIROLEX® 110°C  SINGLE CORE?

SINGLE CORE cable is specifically engineered for applications requiring enhanced thermal performance and superior fire safety characteristics. The 110°C continuous operating temperature rating provides a significant thermal margin compared to standard 90°C rated cables, allowing for higher current density and more compact installations.
17 Min Read
SANS 1520 Feichun Cable
Technical Department
on12/11/2025

CU/XLPE/LSZH/SWA/LSZH-SANS 1507 0.6/1KVBlack Sheath with White Strip Cable

The CU/XLPE/LSZH/SWA/LSZH-SANS 1507 0.6/1KV cable with black sheath and white identification strip represents a significant advancement in industrial power transmission technology. This specialized cable combines the robust mechanical protection of steel wire armour (SWA) with the critical safety features of Low Smoke Zero Halogen (LSZH) materials, making it an optimal choice for demanding applications in mining operations, petrochemical facilities, and infrastructure projects across South Africa and internationally.
15 Min Read
CEI 20-27 CENELEC HD361 Cable
Technical Department
on11/11/2025

What is CEI 20-27 CENELEC HD361 Cable?

CEI 20-27 CENELEC HD361 represents a standardized cable designation system developed by the European Committee for Electrotechnical Standardisation (CENELEC) to provide uniform identification and classification of harmonized power cables and cords across European markets. This systematic coding methodology enables engineers, procurement specialists, and electrical contractors to precisely identify cable specifications including voltage ratings, insulation materials, conductor types, and sheathing compounds through a structured alphanumeric designation format.